From 124c7b0d28d740d6e4be127b0ac2a078c2ca3fa9 Mon Sep 17 00:00:00 2001
From: Kalle Vahlman <kalle.vahlman@movial.com>
Date: Thu, 5 Feb 2009 00:34:36 +0200
Subject: [PATCH] [jscore] Check parameters for emitSignal()

---
 jscorebus/jscorebus.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/jscorebus/jscorebus.c b/jscorebus/jscorebus.c
index 3e3a178..1463068 100644
--- a/jscorebus/jscorebus.c
+++ b/jscorebus/jscorebus.c
@@ -408,6 +408,16 @@ JSValueRef emitSignal (JSContextRef context,
   interface  = string_from_jsvalue(context, arguments[2]);
   member     = string_from_jsvalue(context, arguments[3]);
 
+  if (connection == NULL || path == NULL
+   || interface == NULL || member == NULL)
+  {
+    g_free(path);
+    g_free(interface);
+    g_free(member);
+    g_warning("Buggy application: Required emitSignal() argument was null");
+    return JSValueMakeBoolean(context, FALSE);
+  }
+
   message = dbus_message_new_signal(path, interface, member);
 
   g_free(path);
-- 
2.25.1